<template>
    <div class="login">
        <el-form ref="loginForm" :model="loginForm" :rules="loginRules" class="login-form">
            <h3 class="title">件杂货码头货位分配系统</h3>
            <el-form-item prop="username">
                <el-input
                    v-model="loginForm.username"
                    type="text"
                    auto-complete="off"
                    placeholder="账号"
                >
                    <svg-icon slot="prefix" icon-class="user" class="el-input__icon input-icon" />
                </el-input>
            </el-form-item>
            <el-form-item prop="password">
                <el-input
                    v-model="loginForm.password"
                    type="password"
                    auto-complete="off"
                    placeholder="密码"
                    show-password
                    @keyup.enter.native="handleLogin"
                >
                    <svg-icon slot="prefix" icon-class="password" class="el-input__icon input-icon" />
                </el-input>
            </el-form-item>
<!--            <el-form-item prop="code" v-if="captchaEnabled">-->
<!--                <el-input-->
<!--                    v-model="loginForm.code"-->
<!--                    auto-complete="off"-->
<!--                    placeholder="验证码"-->
<!--                    style="width: 63%"-->
<!--                    @keyup.enter.native="handleLogin"-->
<!--                >-->
<!--                    <svg-icon slot="prefix" icon-class="validCode" class="el-input__icon input-icon" />-->
<!--                </el-input>-->
<!--                <div class="login-code">-->
<!--                    <img :src="codeUrl" @click="getCode" class="login-code-img"/>-->
<!--                </div>-->
<!--            </el-form-item>-->
            <el-checkbox v-model="loginForm.rememberMe" style="margin:0px 0px 25px 0px;">记住密码</el-checkbox>
            <el-form-item style="width:100%;">
                <el-button
                    :loading="loading"
                    size="medium"
                    type="primary"
                    style="width:100%;"
                    @click.native.prevent="handleLogin"
                >
                    <span v-if="!loading">登 录</span>
                    <span v-else>登 录 中...</span>
                </el-button>
                <div style="float: right;" v-if="register">
                    <router-link class="link-type" :to="'/register'">立即注册</router-link>
                </div>
            </el-form-item>
        </el-form>
        <!--  底部  -->
        <div class="el-login-footer">
            <span>General cargo terminal production management system.</span>
        </div>
    </div>
</template>

<script>
import logo from "@/assets/logo/log.png";
import { checkBindId, getCodeImg, getErrorMsg } from '@/api/login'
import Cookies from "js-cookie";
import { encrypt, decrypt } from '@/utils/jsencrypt'

export default {
    name: "Login",
    data() {
        return {
            loginTitle:process.env.VUE_APP_TITLE,
            logo,
            codeUrl: "",
            loginForm: {
                username: "admin",
                password: "admin123",
                rememberMe: false,
                code: "",
                uuid: "",
                bindId: "",
            },
            loginRules: {
                username: [
                    { required: true, trigger: "blur", message: "请输入您的账号" }
                ],
                password: [
                    { required: true, trigger: "blur", message: "请输入您的密码" }
                ]
                // code: [{ required: true, trigger: "change", message: "请输入验证码" }]
            },
            loading: false,
            // 验证码开关
            captchaEnabled: true,
            // 注册开关
            register: false,
            redirect: undefined
        };
    },
    watch: {
        $route: {
            handler: function(route) {
                this.redirect = route.query && route.query.redirect;
            },
            immediate: true
        }
    },
    created() {
        let loginId = this.$route.query.loginId;
        if (loginId === undefined || loginId === null) {
            this.checkBind();
            this.checkErrorMsg();
            // this.getCode();
            this.getCookie();
        } else {
            this.redirectLogin(loginId);
        }
    },
    methods: {
        redirectLogin(loginId) {
            this.loading = true;
            this.$store
                .dispatch("RedirectLogin", loginId)
                .then(() => {
                    this.$router
                        .push({
                            path: this.redirect || "/",
                        })
                        .catch(() => {});
                })
                .catch(() => {
                    this.loading = false;
                    if (this.captchaOnOff) {
                        // this.getCode();
                    }
                    this.$router.push({
                        query: {},
                    });
                });
        },
        checkBind() {
            let query = this.$route.query;
            let bindId = query.bindId;
            if (bindId === undefined || bindId === null) {
                this.bindAccount = false;
            } else {
                this.bindAccount = true;
                checkBindId(bindId).then((res) => {
                    this.bindAccount =
                        res.bindAccount === undefined ? true : res.bindAccount;
                    if (this.bindAccount) {
                        this.loginForm.bindId = bindId;
                    } else {
                        this.loginForm.bindId = "";
                        this.$router.push({
                            query: {},
                        });
                    }
                });
            }
        },
        checkErrorMsg() {
            let errorId = this.$route.query.errorId;
            if (errorId !== undefined && errorId !== null) {
                getErrorMsg(errorId)
                    .then((res) => {})
                    .catch((err) => {
                        this.$router.push({
                            query: {},
                        });
                    });
            }
        },
        // getCode() {
            // getCodeImg().then(res => {
            //     this.captchaEnabled = res.captchaEnabled === undefined ? true : res.captchaEnabled;
            //     if (this.captchaEnabled) {
            //         this.codeUrl = "data:image/gif;base64," + res.img;
            //         this.loginForm.uuid = res.uuid;
            //     }
            // });
        // },
        getCookie() {
            const username = Cookies.get("username");
            const password = Cookies.get("password");
            const rememberMe = Cookies.get('rememberMe')
            this.loginForm = {
                username: username === undefined ? this.loginForm.username : username,
                password: password === undefined ? this.loginForm.password : decrypt(password),
                rememberMe: rememberMe === undefined ? false : Boolean(rememberMe)
            };
        },
        handleLogin() {
            this.$refs.loginForm.validate(valid => {
                if (valid) {
                    this.loading = true;
                    if (this.loginForm.rememberMe) {
                        Cookies.set("username", this.loginForm.username, { expires: 30 });
                        Cookies.set("password", encrypt(this.loginForm.password), { expires: 30 });
                        Cookies.set('rememberMe', this.loginForm.rememberMe, { expires: 30 });
                    } else {
                        Cookies.remove("username");
                        Cookies.remove("password");
                        Cookies.remove('rememberMe');
                    }
                    this.$store
                        .dispatch("Login", this.loginForm)
                        .then(() => {
                            console.log('登录成功，用户信息:', this.$store.state.user);
                            this.$router
                                .push({
                                    path: this.redirect || "/",
                                })
                                .catch(() => {});
                        })
                        .catch(() => {
                            this.loading = false;
                            if (this.captchaOnOff) {
                                // this.getCode();
                            }
                        });
                }
            });
        }
    }
};
</script>

<style rel="stylesheet/scss" lang="scss">
.login {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100%;
    background-image: url("../assets/images/back.jpg");
    background-size: cover;
}
.title {
    margin: 0px auto 30px auto;
    text-align: center;
    color: #000000;
}

.login-form {
    border-radius: 6px;
    background: #ffffff;
    width: 400px;
    padding: 25px 25px 5px 25px;
    .el-input {
        height: 38px;
        input {
            height: 38px;
        }
    }
    .input-icon {
        height: 39px;
        width: 14px;
        margin-left: 2px;
    }
}
.login-tip {
    font-size: 13px;
    text-align: center;
    color: #bfbfbf;
}
.login-code {
    width: 33%;
    height: 38px;
    float: right;
    img {
        cursor: pointer;
        vertical-align: middle;
    }
}
.el-login-footer {
    height: 40px;
    line-height: 40px;
    position: fixed;
    bottom: 0;
    width: 100%;
    text-align: center;
    color: #fff;
    font-family: Arial;
    font-size: 12px;
    letter-spacing: 1px;
}
.login-code-img {
    height: 38px;
}
</style>
